2002165802 has 16 divisors (see below), whose sum is σ = 3696306432. Its totient is φ = 792065520.

The previous prime is 2002165787. The next prime is 2002165811. The reversal of 2002165802 is 2085612002.

It is a super-3 number, since 3×2002165802³ (a number of 29 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5500274 + ... + 5500637.

It is an arithmetic number, because the mean of its divisors is an integer number (231019152).

Almost surely, 2^2002165802 is an apocalyptic number.

2002165802 is a deficient number, since it is larger than the sum of its proper divisors (1694140630).

2002165802 is a wasteful number, since it uses less digits than its factorization.

2002165802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000933.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 2002165802 is about 44745.5674005817. The cubic root of 2002165802 is about 1260.3756757510.

Adding to 2002165802 its reverse (2085612002), we get a palindrome (4087777804).

The spelling of 2002165802 in words is "two billion, two million, one hundred sixty-five thousand, eight hundred two".